
class ganyiyang:
    age=0
    high=0

    def addage(self,age):
        age=age+1
        print(age)

age=0
print(age)
gyy=ganyiyang()
gyy.addage(age)
print(age)
gyy.age=0
gyy.addage(gyy.age)
print(gyy.age)